diff --git a/arch/arm/src/stm32h7/stm32_sdmmc.h b/arch/arm/src/stm32h7/stm32_sdmmc.h
index 5b8a1c3133b..351e204cdd3 100644
--- a/arch/arm/src/stm32h7/stm32_sdmmc.h
+++ b/arch/arm/src/stm32h7/stm32_sdmmc.h
@@ -31,7 +31,7 @@
  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  * POSSIBILITY OF SUCH DAMAGE.
  *
- ***************************************************************************/
+ ****************************************************************************/
 
 #ifndef __ARCH_ARM_SRC_STM32H7_STM32_SDMMC_H
 #define __ARCH_ARM_SRC_STM32H7_STM32_SDMMC_H
@@ -48,7 +48,7 @@
 #include "hardware/stm32_sdmmc.h"
 
 /****************************************************************************
- * Public Functions
+ * Public Function Prototypes
  ****************************************************************************/
 
 #ifndef __ASSEMBLY__